Table 1 Inclusion criteria

Professional

• Be 18 years or older, AND

• Live in Australia, Canada, Ireland, New Zealand, United Kingdom or the United States, AND

• Have a minimum of 2 years’ experience specialising in research on or treatment of problem gambling.

Lived experience

• Be 18 years or older, AND

• Live in Australia, Canada, Ireland, New Zealand, United Kingdom or the United States, AND

• Have a lived experience of gambling problems, but are currently recovered and have experience in an advocacy or peer support role, OR

• Are a family member or friend who has assisted a person with a gambling problem and have experience in an advocacy or peer support role.